<html lang="en">

    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>Button Neon</title>

        <link rel="stylesheet" href="style.css">
    </head>

    <body>
        <a href="#" class="btn btn-neon btn-success">
            <span></span>
            <span></span>
            <span></span>
            <span></span>
            Neon Success
        </a>
        <a href="#" class="btn btn-neon btn-warning">
            <span></span>
            <span></span>
            <span></span>
            <span></span>
            Neon Warning
        </a>
        <a href="#" class="btn btn-neon btn-danger">
            <span></span>
            <span></span>
            <span></span>
            <span></span>
            Neon Danger
        </a>
    </body>

</html>
